The AN/PVS-30 clip on weapon sight utilizes the latest high performance Gen 3 light intensification system. It can be clipped in front of the day optic without degrading the day sight zero. It can use a either a 123 or AA single battery with an expected run time of over 24 hours. The highly efficient power circuit allows use of depleted flashlight batteries to provide several hours of operation. This weapon sight has been optimized for medium and long range weapon systems including .50 BMG and day optics up to 20x magnification. It is waterproof rated for up to 3ft for 4 hours. It can be utilized out to 1000 meters in ¼ moonlight.